Alert Fatigue Research
DOI: 10.20944/preprints202603.1014.v1How Fast Can
You React?
An alarm fires on your bridge. How quickly do you respond?
SOG
6.2
COG
247
DPT
12.4
READY
30 alarms
·
2 minutes
·
Millisecond precision
You're on watch. When the alarm fires, respond immediately.
Wait for the red alarm. Tap or click anywhere as fast as you can. Your reaction time is measured in milliseconds.
Alarm Fires
Red flash — tap anywhere immediately
Waiting
Dark screen — wait for the next alarm
30 trials. 3 blocks. Don't tap before the alarm — that's a false start.
DATA POINT 1 OF 30
SOG
6.2
COG
247
DPT
12.4
READY
287ms
Sharp
Watch Over
0ms
0ms
Fastest
0ms
Slowest
0
Lapses (>500ms)
0
Anticipation errors
0ms
Consistency (SD)
0
Best Streak
Your 30 Responses
<300ms
300-500ms
>500ms
— Your median
- - Lapse threshold
Block Comparison
Why This Matters at 3 AM
Read the research →Get The 3AM Report — free
What actually happens when alarms go off at 3 AM. Real data, real failures. Plus the science behind why alert fatigue nearly sank a ferry.
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